Fulham have signed Denmark midfielder Leon Andreasen from German club Werder Bremen for an undisclosed fee.
Andreasen, 24, has agreed a three-and-a-half-year contract.
"I am pleased that the two clubs have been able to reach an agreement and I am now excited by a new challenge that awaits me," he said.
Fulham boss Roy Hodgson added: "He has the attributes to succeed at the highest level and has the desire to perform well in every game."
606: DEBATE
Your views on Fulham's latest signing
Hodgson, whose team are one place off the bottom of the Premier League, is hoping to add more players to his squad before the transfer window closes.
"I'm sure that he (Andreasen) will play an important part for us in the coming months," Hodgson told Fulham's website.
"I am pleased that we have been able to add him to our squad, which we will continue to look to strengthen before this transfer window ends."